| Patents for B29D 16 - Producing articles with corrugations (90) |
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| 02/04/2015 | CN104325649A 增强型金属螺旋波纹管的制造设备 Metal manufacturing equipment enhanced spiral bellows |
| 08/28/2014 | US20140239548 Method and apparatus for fluting a web in the machine direction |
| 07/30/2014 | CN103950215A 钢塑缠绕焊接波纹管设备及生产工艺 Plastic wrapped welded bellows equipment and production technology |
| 07/23/2014 | CN203726846U 一种双壁波纹管节能生产系统 One kind of energy-saving double-wall corrugated pipe production system |
| 05/21/2014 | CN103802341A 钢塑缠绕焊接波纹管设备及生产工艺 Plastic wrapped welded bellows equipment and production technology |
| 05/01/2014 | US20140116605 Method and apparatus for fluting a web in the machine direction |
| 04/29/2014 | CA2739976C Collapsible spout for a container and method of manufacture thereof |
| 04/23/2014 | CN102210527B Wavy rubber mattress, manufacturing method thereof and scraper for manufacturing wavy rubber mattress |
| 02/26/2014 | CN103599959A Processing method of corrugated pipe |
| 06/04/2013 | CA2704794C Corrugator device with a gripper |
| 05/23/2013 | DE102012202625A1 Feder aus einem Kunststoff-Verbundmaterial für Fahrzeugaufhängungen sowie Vorrichtung und Verfahren zum Herstellen derselben Spring made of a plastic composite material for automotive suspensions, as well as apparatus and method for manufacturing the same |
| 05/08/2013 | CN202922992U Steel and plastic winding welded bellow equipment |
| 02/12/2013 | CA2582536C Method and apparatus for the manufacture of conduit with assembled components and conduit assembly made therefrom |
| 01/24/2013 | WO2013010288A1 Device and process for the production of a thermoset half-honeycomb strip and of a thermoset honeycomb structure |
| 12/13/2012 | WO2012167391A1 Device and process for the production of a thermoset strip in the form of a semi-honeycomb and of a thermoset honeycomb structure |
| 08/09/2012 | WO2012105736A1 Medical prosthesis having fine protrusions thereon and method for manufacturing same |
| 06/06/2012 | EP2460642A1 Devices and methods for producing a half-honeycomb shaped thermoset fiber reinforced strip and thermoset honeycomb structure |
| 04/06/2012 | CA2739976A1 Collapsible spout for a container and method of manufacture thereof |
| 01/12/2012 | CA2804588A1 Apparatus and method for making a corrugated product |
| 10/12/2011 | CN102210527A Wavy rubber mattress, manufacturing method thereof and scraper for manufacturing wavy rubber mattress |
| 07/22/2010 | US20100183847 Alternating pattern gel cushioning elements and related methods |
| 03/25/2010 | DE19651937B4 Verfahren zur Herstellung mehrfach beulstrukturierter dünnwandiger Materialbahnen sowie Verfahren zur Herstellung mehrfach beulstrukturierter Dosenrümpfe A process for producing multiple beulstrukturierter thin-walled webs and methods for making multiple beulstrukturierter can bodies |
| 05/07/2009 | DE112007001503T5 Kügelchen-Immobilisierungsverfahren und dadurch gebildete Kügelchen-Arrays Bead immobilization and thus formed bead arrays |
| 04/15/2009 | CN100478385C Nano modified poly ethylene large caliber double wall corrugated pipe |
| 11/05/2008 | CN101298198A Sunlight corrugated sheet and manufacturing method thereof |
| 01/03/2008 | WO2008000031A1 Bead immobilisation method and bead arrays made thereby |
| 09/30/2007 | CA2582536A1 Method and apparatus for the manufacture of conduit with assembled components and conduit assembly made therefrom |
| 08/23/2006 | CN1821297A Nano modified poly ethylene large caliber double wall corrugated pipe |
| 06/29/2006 | WO2006066304A1 Contact body and method of producing fire proof contact body |
| 01/05/2006 | WO2006002065A2 Die and method for extruding end-plugged honeycomb filters |
| 09/08/2004 | CN1166016C Battery separator and method of making |
| 08/18/2004 | CN1162269C Highway protecting fence made of composite material and its making method |
| 03/24/2004 | CN1483570A Method for working glass fibre reinforced flame-vetardant and light permeation corrugated plate |
| 05/07/2003 | EP0990273A4 Battery separator and method of making |
| 02/25/2003 | CA2063728C Corrugated thermoplastic sheet having fluid flow passages |
| 01/29/2003 | CN1393600A Highway protecting fence made of composite material and its making method |
| 07/26/2000 | CN1261465A Battery separator and method of making |
| 06/08/2000 | DE19827435C2 Rohrförmiger Hohlkörper mit Wellungen mit einer Verschlußeinrichtung sowie Verfahren zur Herstellung eines deratigen rohrförmigen Hohlkörpers Tubular hollow body with corrugations with a closure device and method of producing a tubular hollow body deratigen |
| 04/05/2000 | EP0990273A1 Battery separator and method of making |
| 12/23/1999 | DE19827435A1 Hollow corrugated component with an axial slit and a snap-fit closure system, in particular a pipe for protecting cables and manufacturing method |
| 10/22/1998 | WO1998047193A1 Battery separator and method of making |
| 10/22/1998 | CA2286015A1 Battery separator and method of making |
| 08/04/1998 | US5789103 Battery separator and method of making |
| 01/25/1996 | WO1995033953A3 Improvements relating to pipeline insulation and anticorrosion protection |
| 12/14/1995 | WO1995033953A2 Improvements relating to pipeline insulation and anticorrosion protection |
| 09/27/1994 | US5350475 Method for making a component unit for heat exchanger |
| 03/22/1994 | US5296065 Method of forming workpieces by means of multi-sectional pressing members |
| 08/25/1993 | EP0556692A1 Method for producing a built-in element for heat-exchangers, material-exchangers and/or bioreactor-systems and device for accomplishing that method |
| 08/19/1993 | DE4223584C1 Location and alignment of bead wire rings in tyres and air springs - involves location of bead on drum alignment parallel to drum ends, removal using bead locating ring and repositioning after assembling product layers |
| 06/30/1993 | EP0549105A1 Forming workpieces and a forming assembly therefor |
| 05/11/1993 | US5209282 Vertical blind with corrugated surface |
| 12/08/1992 | US5169590 Resin molding process utilizing a blow molded core |
| 05/19/1992 | US5114776 Corrugated thermoplastic sheet having fluid flow passages |
| 05/13/1992 | EP0484350A1 Corrugated thermoplastic sheet having fluid flow passages |
| 03/19/1992 | WO1992004172A1 A method of providing anti-skid surfaces |
| 02/21/1991 | WO1991002208A1 Corrugated thermoplastic sheet having fluid flow passages |
| 06/07/1990 | DE3839750A1 Special production process for the fabrication of products from engineering plastics comprising two or more different types of plastic; illustrated by the example of producing bellows |
| 06/05/1990 | US4931342 Accordion folded laminate of fiber sheet reinforced with thermoplastic film |
| 01/30/1990 | CA1265040A1 Vertical blind with corrugated surface |
| 10/25/1989 | EP0215933B1 Process for the working of semi-finished products from cross-linked plastic materials |
| 07/25/1989 | US4851066 Snap-secured bladder for air-distribution terminal |
| 05/24/1989 | EP0316512A2 Accordion folded laminate of fiber sheet reinforced with thermoplastic film |
| 11/08/1988 | US4783303 Method of processing semifinished products made of cross-linked plastic material |
| 03/22/1988 | US4732770 Extruded article and method of making the same |
| 03/08/1988 | CA1233609A1 Extruded article and method of making the same |
| 04/01/1987 | EP0215933A1 Process for the working of semi-finished products from cross-linked plastic materials. |
| 01/06/1987 | US4634485 Extruded article and method of making the same |
| 12/23/1986 | US4631215 Straight parallel elements separated by and bonded to folded elements |
| 09/25/1986 | WO1986005440A1 Process for the working of semi-finished products from cross-linked plastic materials |
| 04/01/1986 | US4579045 Bellows |
| 06/26/1985 | EP0146485A1 Bellows assembly |
| 05/22/1985 | EP0142338A2 Extruded article and method of making the same |
| 10/23/1984 | CA1176421A1 Multi-ply sheet and method of manufacturing same |
| 08/01/1984 | EP0114212A2 Method and apparatus for producing flexible plastic tubes |
| 05/15/1984 | US4448739 Method and device for manufacturing multi-ply sheets |
| 10/11/1983 | CA1155010A1 Polyurethane gripping material |
| 08/02/1983 | CA1151021A1 Polyurethane carpet backing and apparatus and method for producing |
| 09/22/1982 | EP0060500A2 Method for producing multi-layered plates |
| 12/08/1981 | US4304622 Apparatus for producing thick slabs of thermoplastic synthetic resin |
| 09/15/1981 | US4289560 Method of making laminates of thermoplastic polymers by a single-channel coextrusion process and melt injector block for use therein |
| 07/14/1981 | US4278482 Foaming, gagueing |
| 12/16/1980 | US4239719 Method for continuous production of corrugated sheets |
| 05/14/1980 | EP0010895A1 Method of making laminates of thermoplastic polymers by a single-channel coextrusion process and melt injector block for use therein |
| 04/01/1980 | CA1074515A1 Method of and apparatus for making a non-slip plastics film |
| 07/17/1979 | CA1058367A1 Method and apparatus for continuous production of corrugated sheets |
| 03/27/1979 | US4146666 Thermally expansible sheet |
| 11/07/1978 | CA1041891A1 Process for preparing a hollow rib-reinforcing laminated article and the laminated article obtained |
| 10/10/1978 | US4119451 Method of press-forming corrugated paperboard as substrate of curved trim board |
| 08/30/1977 | US4045270 Extrusion |
| 10/12/1976 | US3985599 Slit film |